Test Digestive System

Question 1

3. Which of the following is true about the stomach?

Answer 1

E. All are true

Question 2

18. Where does digestion of carbohydrates begin?

Answer 2

D. Vitamin k is produced

Question 3

23. Where does the alimentary canal end

Answer 3

D.

Question 4

26. What is bolus?

Answer 4

D. It is what food is called after its been partially broken down in the mouth.

Question 5

29. The process which waste is eliminated is?

Answer 5

C. Defecation

Question 6

30. Chewing is an example of what kind of digestion?

Answer 6

A mechanical

Question 7

31. When chyme enters the small intestine

Answer 7

E. None of these occur

Question 8

37. About half of the different _ that make up proteins are made inside the body?

Answer 8

Amino acids

Question 9

38. Chemical reactions in the body take place in the nutrient know as water

Answer 9

True

Question 10

39. Bacteria in the esophagus make vitamin k

Answer 10

False

Question 11

42. The breakdown of complex food molecules into simpler molecules is mechanical digestion

Answer 11

False

Question 12

43. Digestion begins in the stomach

Answer 12

False

Question 13

44. Food is pushed through the esophagus to the stomach by the waves of muscle contraction known as absorption?

Answer 13

False

Question 14

45. Using diagram A, identify organ A and give its function

Answer 14

The liver, which produces bile that helps to breakdown fat down into smaller particles

Question 15

46. Using diagram A, what specifically is the name of the area of organ C shown? In general, could organ c perform its function without organ B explain

Answer 15

Doudenum of the small intestine. B is the pancreas, which produces enzymes that aid in chemical digestion. Without those, chemical digestion would not be completed so C the small intestine would be unable to absorb small nutrient molecules into the bloodstream

Question 16

48. Using Diagram A name the structures that line or are found on the inside of organ C and describe their function

Answer 16

The structures are villi. Nutrient molecules pass into cells on the surface of a villus and from there into the blood vessels. The villi provide large surface are for absorption.

Question 17

48. Using diagram A, give the letter and name of the organ in which almost all chemical digestion takes place

Answer 17

Small intestine

Question 18

50. Using diagram A, give the letter and name of the organ through which food is absorbed?

Answer 18

C. Small intestine